S-4550K615 0.742" ID x 1 3/64" OD x 6 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction, extending service life in harsh environments
• Heavy-duty performance with Schedule 80 thick-wall design, providing enhanced pressure containment and structural integrity
• Universal compatibility with NPT threads on both ends, ensuring leak-tight connections across industrial systems
• Multi-medium suitability for air, natural gas, oil, steam, and water applications, reducing inventory complexity
• Robust welded construction delivering consistent strength and durability under high-stress conditions
• Precision threading compliance with ASME B1.20.1 standards, guaranteeing reliable mating with Class 300/600 flanges
• Optimized flow characteristics with 0.742" ID, minimizing pressure drop in demanding industrial processes

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple addresses critical industrial challenges where corrosion resistance and pressure integrity are paramount. The Schedule 80 thick-wall construction combined with NPT threading creates a robust sealing solution for high-pressure steam lines, compressed air systems, and hydrocarbon processing equipment. Engineers specify this component for its welded structural integrity that prevents failure points in vibrating systems, while the black coating provides essential protection against atmospheric and chemical degradation. Its compliance with ASTM A53/A733 materials standards ensures consistent performance across temperature variations, making it ideal for plant maintenance, pipeline modifications, and OEM machinery requiring Class 300/600 flange compatibility.

Specification Summary & Compliance

Manufactured to ASME B1.20.1 thread standards with NPT connections on both ends. Constructed from black-coated steel meeting ASTM A53 and ASTM A733 material specifications. Suitable for use with Iron and Steel fittings Class 300 and Steel flanges Class 300/600. Dimensions include 3/4" Schedule 80 pipe size, 6 1/2" length, 0.742" ID, 1 3/64" OD, and 0.154" wall thickness. Product conforms to industrial standards for pressure systems handling air, natural gas, oil, steam, and water applications.